From: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
To: kernel test robot <lkp@intel.com>
Cc: oe-kbuild-all@lists.linux.dev,
Andrew Morton <akpm@linux-foundation.org>,
Linux Memory Management List <linux-mm@kvack.org>,
"Liam R. Howlett" <Liam.Howlett@oracle.com>
Subject: Re: [akpm-mm:mm-new 125/137] include/linux/sched/coredump.h:23:33: sparse: sparse: incorrect type in initializer (different modifiers)
Date: Wed, 13 Aug 2025 19:48:42 +0100 [thread overview]
Message-ID: <c6078dad-3c9b-4d90-9b9a-7011690e3d87@lucifer.local> (raw)
In-Reply-To: <202508140219.D4jGTlbP-lkp@intel.com>
On Thu, Aug 14, 2025 at 02:29:47AM +0800, kernel test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-new
> head: 694c8e78f486b09137ee3efadae044d01aba971b
> commit: 63e795236094c47c4030f1203c798c511f9ac6f0 [125/137] mm: update coredump logic to correctly use bitmap mm flags
> config: microblaze-randconfig-r131-20250813 (https://download.01.org/0day-ci/archive/20250814/202508140219.D4jGTlbP-lkp@intel.com/config)
> compiler: microblaze-linux-gcc (GCC) 12.5.0
> reproduce: (https://download.01.org/0day-ci/archive/20250814/202508140219.D4jGTlbP-lkp@intel.com/reproduce)
>
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@intel.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202508140219.D4jGTlbP-lkp@intel.com/
>
> sparse warnings: (new ones prefixed by >>)
Yeah this and others are due to the funky way in which the __private stuff works, will send a fixpatch.
> fs/exec.c:318:31: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected char const [noderef] __user * @@ got void * @@
> fs/exec.c:318:31: sparse: expected char const [noderef] __user *
> fs/exec.c:318:31: sparse: got void *
> fs/exec.c:911:48: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sighand_struct *oldsighand @@ got struct sighand_struct [noderef] __rcu *sighand @@
> fs/exec.c:911:48: sparse: expected struct sighand_struct *oldsighand
> fs/exec.c:911:48: sparse: got struct sighand_struct [noderef] __rcu *sighand
> fs/exec.c:1017:56: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct task_struct *parent @@ got struct task_struct [noderef] __rcu *parent @@
> fs/exec.c:1017:56: sparse: expected struct task_struct *parent
> fs/exec.c:1017:56: sparse: got struct task_struct [noderef] __rcu *parent
> fs/exec.c:1052:47: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sighand_struct *oldsighand @@ got struct sighand_struct [noderef] __rcu *sighand @@
> fs/exec.c:1052:47: sparse: expected struct sighand_struct *oldsighand
> fs/exec.c:1052:47: sparse: got struct sighand_struct [noderef] __rcu *sighand
> fs/exec.c:1167:26: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> fs/exec.c:1167:26: sparse: expected struct spinlock [usertype] *lock
> fs/exec.c:1167:26: sparse: got struct spinlock [noderef] __rcu *
> fs/exec.c:1169:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> fs/exec.c:1169:28: sparse: expected struct spinlock [usertype] *lock
> fs/exec.c:1169:28: sparse: got struct spinlock [noderef] __rcu *
> fs/exec.c:1693:70: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *tsk @@ got struct task_struct [noderef] __rcu *parent @@
> fs/exec.c:1693:70: sparse: expected struct task_struct *tsk
> fs/exec.c:1693:70: sparse: got struct task_struct [noderef] __rcu *parent
> fs/exec.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/slab.h):
> >> include/linux/mm_types.h:1239:33: sparse: sparse: incorrect type in initializer (different modifiers) @@ expected unsigned long *bitmap @@ got unsigned long [noderef] * @@
> include/linux/mm_types.h:1239:33: sparse: expected unsigned long *bitmap
> include/linux/mm_types.h:1239:33: sparse: got unsigned long [noderef] *
> fs/exec.c: note: in included file (through include/linux/sched/mm.h, include/linux/xarray.h, include/linux/list_lru.h, ...):
> >> include/linux/sched/coredump.h:23:33: sparse: sparse: incorrect type in initializer (different modifiers) @@ expected unsigned long *bitmap @@ got unsigned long [noderef] * @@
> include/linux/sched/coredump.h:23:33: sparse: expected unsigned long *bitmap
> include/linux/sched/coredump.h:23:33: sparse: got unsigned long [noderef] *
> --
> fs/coredump.c:508:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> fs/coredump.c:508:27: sparse: expected struct spinlock [usertype] *lock
> fs/coredump.c:508:27: sparse: got struct spinlock [noderef] __rcu *
> fs/coredump.c:517:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> fs/coredump.c:517:29: sparse: expected struct spinlock [usertype] *lock
> fs/coredump.c:517:29: sparse: got struct spinlock [noderef] __rcu *
> fs/coredump.c:556:31: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> fs/coredump.c:556:31: sparse: expected struct spinlock [usertype] *lock
> fs/coredump.c:556:31: sparse: got struct spinlock [noderef] __rcu *
> fs/coredump.c:561:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> fs/coredump.c:561:33: sparse: expected struct spinlock [usertype] *lock
> fs/coredump.c:561:33: sparse: got struct spinlock [noderef] __rcu *
> fs/coredump.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/slab.h):
> >> include/linux/mm_types.h:1239:33: sparse: sparse: incorrect type in initializer (different modifiers) @@ expected unsigned long *bitmap @@ got unsigned long [noderef] * @@
> include/linux/mm_types.h:1239:33: sparse: expected unsigned long *bitmap
> include/linux/mm_types.h:1239:33: sparse: got unsigned long [noderef] *
> --
> kernel/ptrace.c:55:22: sparse: sparse: incompatible types in comparison expression (different address spaces):
> kernel/ptrace.c:55:22: sparse: struct task_struct *
> kernel/ptrace.c:55:22: sparse: struct task_struct [noderef] __rcu *
> kernel/ptrace.c:74:23: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct task_struct [noderef] __rcu *parent @@ got struct task_struct *new_parent @@
> kernel/ptrace.c:74:23: sparse: expected struct task_struct [noderef] __rcu *parent
> kernel/ptrace.c:74:23: sparse: got struct task_struct *new_parent
> kernel/ptrace.c:75:29: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct cred const [noderef] __rcu *ptracer_cred @@ got struct cred const * @@
> kernel/ptrace.c:75:29: sparse: expected struct cred const [noderef] __rcu *ptracer_cred
> kernel/ptrace.c:75:29: sparse: got struct cred const *
> kernel/ptrace.c:129:18: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct cred const *old_cred @@ got struct cred const [noderef] __rcu *ptracer_cred @@
> kernel/ptrace.c:129:18: sparse: expected struct cred const *old_cred
> kernel/ptrace.c:129:18: sparse: got struct cred const [noderef] __rcu *ptracer_cred
> kernel/ptrace.c:133:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> kernel/ptrace.c:133:25: sparse: expected struct spinlock [usertype] *lock
> kernel/ptrace.c:133:25: sparse: got struct spinlock [noderef] __rcu *
> kernel/ptrace.c:160:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> kernel/ptrace.c:160:27: sparse: expected struct spinlock [usertype] *lock
> kernel/ptrace.c:160:27: sparse: got struct spinlock [noderef] __rcu *
> kernel/ptrace.c:192:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> kernel/ptrace.c:192:28: sparse: expected struct spinlock [usertype] *lock
> kernel/ptrace.c:192:28: sparse: got struct spinlock [noderef] __rcu *
> kernel/ptrace.c:198:30: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> kernel/ptrace.c:198:30: sparse: expected struct spinlock [usertype] *lock
> kernel/ptrace.c:198:30: sparse: got struct spinlock [noderef] __rcu *
> kernel/ptrace.c:251:44: sparse: sparse: incompatible types in comparison expression (different address spaces):
> kernel/ptrace.c:251:44: sparse: struct task_struct [noderef] __rcu *
> kernel/ptrace.c:251:44: sparse: struct task_struct *
> kernel/ptrace.c:494:54: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *parent @@ got struct task_struct [noderef] __rcu *parent @@
> kernel/ptrace.c:494:54: sparse: expected struct task_struct *parent
> kernel/ptrace.c:494:54: sparse: got struct task_struct [noderef] __rcu *parent
> kernel/ptrace.c:502:53: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct task_struct *new_parent @@ got struct task_struct [noderef] __rcu *real_parent @@
> kernel/ptrace.c:502:53: sparse: expected struct task_struct *new_parent
> kernel/ptrace.c:502:53: sparse: got struct task_struct [noderef] __rcu *real_parent
> kernel/ptrace.c:550:41: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *p1 @@ got struct task_struct [noderef] __rcu *real_parent @@
> kernel/ptrace.c:550:41: sparse: expected struct task_struct *p1
> kernel/ptrace.c:550:41: sparse: got struct task_struct [noderef] __rcu *real_parent
> kernel/ptrace.c:552:50: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sighand_struct *sigh @@ got struct sighand_struct [noderef] __rcu *sighand @@
> kernel/ptrace.c:552:50: sparse: expected struct sighand_struct *sigh
> kernel/ptrace.c:552:50: sparse: got struct sighand_struct [noderef] __rcu *sighand
> kernel/ptrace.c:743:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> kernel/ptrace.c:743:37: sparse: expected struct spinlock [usertype] *lock
> kernel/ptrace.c:743:37: sparse: got struct spinlock [noderef] __rcu *
> kernel/ptrace.c:751:39: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> kernel/ptrace.c:751:39: sparse: expected struct spinlock [usertype] *lock
> kernel/ptrace.c:751:39: sparse: got struct spinlock [noderef] __rcu *
> kernel/ptrace.c:862:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> kernel/ptrace.c:862:29: sparse: expected struct spinlock [usertype] *lock
> kernel/ptrace.c:862:29: sparse: got struct spinlock [noderef] __rcu *
> kernel/ptrace.c:866:31: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> kernel/ptrace.c:866:31: sparse: expected struct spinlock [usertype] *lock
> kernel/ptrace.c:866:31: sparse: got struct spinlock [noderef] __rcu *
> kernel/ptrace.c:1221:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> kernel/ptrace.c:1221:37: sparse: expected struct spinlock [usertype] *lock
> kernel/ptrace.c:1221:37: sparse: got struct spinlock [noderef] __rcu *
> kernel/ptrace.c:1223:39: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> kernel/ptrace.c:1223:39: sparse: expected struct spinlock [usertype] *lock
> kernel/ptrace.c:1223:39: sparse: got struct spinlock [noderef] __rcu *
> kernel/ptrace.c: note: in included file (through include/linux/rcuwait.h, include/linux/mm.h):
> include/linux/sched/signal.h:752:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> include/linux/sched/signal.h:752:37: sparse: expected struct spinlock [usertype] *lock
> include/linux/sched/signal.h:752:37: sparse: got struct spinlock [noderef] __rcu *
> kernel/ptrace.c: note: in included file (through include/linux/sched/mm.h):
> >> include/linux/mm_types.h:1239:33: sparse: sparse: incorrect type in initializer (different modifiers) @@ expected unsigned long *bitmap @@ got unsigned long [noderef] * @@
> include/linux/mm_types.h:1239:33: sparse: expected unsigned long *bitmap
> include/linux/mm_types.h:1239:33: sparse: got unsigned long [noderef] *
> kernel/ptrace.c:380:30: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *l @@ got struct spinlock [noderef] __rcu * @@
> kernel/ptrace.c:380:30: sparse: expected struct spinlock [usertype] *l
> kernel/ptrace.c:380:30: sparse: got struct spinlock [noderef] __rcu *
> kernel/ptrace.c:409:12: sparse: sparse: context imbalance in 'ptrace_attach' - different lock contexts for basic block
> kernel/ptrace.c:500:38: sparse: sparse: dereference of noderef expression
> kernel/ptrace.c: note: in included file (through include/linux/rcuwait.h, include/linux/mm.h):
> include/linux/sched/signal.h:752:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> include/linux/sched/signal.h:752:37: sparse: expected struct spinlock [usertype] *lock
> include/linux/sched/signal.h:752:37: sparse: got struct spinlock [noderef] __rcu *
> kernel/ptrace.c:690:9: sparse: sparse: context imbalance in 'ptrace_getsiginfo' - different lock contexts for basic block
> include/linux/sched/signal.h:752:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> include/linux/sched/signal.h:752:37: sparse: expected struct spinlock [usertype] *lock
> include/linux/sched/signal.h:752:37: sparse: got struct spinlock [noderef] __rcu *
> kernel/ptrace.c:706:9: sparse: sparse: context imbalance in 'ptrace_setsiginfo' - different lock contexts for basic block
> include/linux/sched/signal.h:752:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> include/linux/sched/signal.h:752:37: sparse: expected struct spinlock [usertype] *lock
> include/linux/sched/signal.h:752:37: sparse: got struct spinlock [noderef] __rcu *
> include/linux/sched/signal.h:752:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> include/linux/sched/signal.h:752:37: sparse: expected struct spinlock [usertype] *lock
> include/linux/sched/signal.h:752:37: sparse: got struct spinlock [noderef] __rcu *
> kernel/ptrace.c:1384:9: sparse: sparse: context imbalance in 'ptrace_request' - different lock contexts for basic block
> --
> kernel/sys.c:1144:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *p1 @@ got struct task_struct [noderef] __rcu *real_parent @@
> kernel/sys.c:1144:32: sparse: expected struct task_struct *p1
> kernel/sys.c:1144:32: sparse: got struct task_struct [noderef] __rcu *real_parent
> kernel/sys.c:1894:33: sparse: sparse: context imbalance in 'getrusage' - different lock contexts for basic block
> kernel/sys.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/mm.h):
> >> include/linux/mm_types.h:1239:33: sparse: sparse: incorrect type in initializer (different modifiers) @@ expected unsigned long *bitmap @@ got unsigned long [noderef] * @@
> include/linux/mm_types.h:1239:33: sparse: expected unsigned long *bitmap
> include/linux/mm_types.h:1239:33: sparse: got unsigned long [noderef] *
> kernel/sys.c: note: in included file:
> include/linux/mm.h:727:16: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected unsigned long const volatile *addr @@ got unsigned long const [noderef] * @@
> include/linux/mm.h:727:16: sparse: expected unsigned long const volatile *addr
> include/linux/mm.h:727:16: sparse: got unsigned long const [noderef] *
> include/linux/mm.h:727:16: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected unsigned long const volatile *addr @@ got unsigned long const [noderef] * @@
> include/linux/mm.h:727:16: sparse: expected unsigned long const volatile *addr
> include/linux/mm.h:727:16: sparse: got unsigned long const [noderef] *
> include/linux/mm.h:742:23: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected unsigned long volatile *addr @@ got unsigned long [noderef] * @@
> include/linux/mm.h:742:23: sparse: expected unsigned long volatile *addr
> include/linux/mm.h:742:23: sparse: got unsigned long [noderef] *
> include/linux/mm.h:747:25: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected unsigned long volatile *addr @@ got unsigned long [noderef] * @@
> include/linux/mm.h:747:25: sparse: expected unsigned long volatile *addr
> include/linux/mm.h:747:25: sparse: got unsigned long [noderef] *
> include/linux/mm.h:727:16: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected unsigned long const volatile *addr @@ got unsigned long const [noderef] * @@
> include/linux/mm.h:727:16: sparse: expected unsigned long const volatile *addr
> include/linux/mm.h:727:16: sparse: got unsigned long const [noderef] *
> include/linux/mm.h:727:16: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected unsigned long const volatile *addr @@ got unsigned long const [noderef] * @@
> include/linux/mm.h:727:16: sparse: expected unsigned long const volatile *addr
> include/linux/mm.h:727:16: sparse: got unsigned long const [noderef] *
> include/linux/mm.h:727:16: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected unsigned long const volatile *addr @@ got unsigned long const [noderef] * @@
> include/linux/mm.h:727:16: sparse: expected unsigned long const volatile *addr
> include/linux/mm.h:727:16: sparse: got unsigned long const [noderef] *
> include/linux/mm.h:727:16: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected unsigned long const volatile *addr @@ got unsigned long const [noderef] * @@
> include/linux/mm.h:727:16: sparse: expected unsigned long const volatile *addr
> include/linux/mm.h:727:16: sparse: got unsigned long const [noderef] *
> include/linux/mm.h:742:23: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected unsigned long volatile *addr @@ got unsigned long [noderef] * @@
> include/linux/mm.h:742:23: sparse: expected unsigned long volatile *addr
> include/linux/mm.h:742:23: sparse: got unsigned long [noderef] *
> include/linux/mm.h:742:23: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected unsigned long volatile *addr @@ got unsigned long [noderef] * @@
> include/linux/mm.h:742:23: sparse: expected unsigned long volatile *addr
> include/linux/mm.h:742:23: sparse: got unsigned long [noderef] *
> include/linux/mm.h:727:16: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected unsigned long const volatile *addr @@ got unsigned long const [noderef] * @@
> include/linux/mm.h:727:16: sparse: expected unsigned long const volatile *addr
> include/linux/mm.h:727:16: sparse: got unsigned long const [noderef] *
> include/linux/mm.h:727:16: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected unsigned long const volatile *addr @@ got unsigned long const [noderef] * @@
> include/linux/mm.h:727:16: sparse: expected unsigned long const volatile *addr
> include/linux/mm.h:727:16: sparse: got unsigned long const [noderef] *
> include/linux/mm.h:727:16: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected unsigned long const volatile *addr @@ got unsigned long const [noderef] * @@
> include/linux/mm.h:727:16: sparse: expected unsigned long const volatile *addr
> include/linux/mm.h:727:16: sparse: got unsigned long const [noderef] *
> include/linux/mm.h:727:16: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected unsigned long const volatile *addr @@ got unsigned long const [noderef] * @@
> include/linux/mm.h:727:16: sparse: expected unsigned long const volatile *addr
> include/linux/mm.h:727:16: sparse: got unsigned long const [noderef] *
> --
> fs/proc/base.c:890:65: sparse: sparse: incompatible types in comparison expression (different address spaces):
> fs/proc/base.c:890:65: sparse: struct task_struct [noderef] __rcu *
> fs/proc/base.c:890:65: sparse: struct task_struct *
> fs/proc/base.c:2326:25: sparse: sparse: cast to restricted fmode_t
> fs/proc/base.c:2383:42: sparse: sparse: cast from restricted fmode_t
> fs/proc/base.c:2483:48: sparse: sparse: cast from restricted fmode_t
> fs/proc/base.c: note: in included file (through include/linux/rcuwait.h, include/linux/percpu-rwsem.h, include/linux/fs.h, ...):
> include/linux/sched/signal.h:752:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
> include/linux/sched/signal.h:752:37: sparse: expected struct spinlock [usertype] *lock
> include/linux/sched/signal.h:752:37: sparse: got struct spinlock [noderef] __rcu *
> fs/proc/base.c:1170:36: sparse: sparse: context imbalance in '__set_oom_adj' - unexpected unlock
> fs/proc/base.c: note: in included file (through include/linux/pgtable.h, arch/microblaze/include/asm/uaccess.h, include/linux/uaccess.h):
> >> include/linux/mm_types.h:1239:33: sparse: sparse: incorrect type in initializer (different modifiers) @@ expected unsigned long *bitmap @@ got unsigned long [noderef] * @@
> include/linux/mm_types.h:1239:33: sparse: expected unsigned long *bitmap
> include/linux/mm_types.h:1239:33: sparse: got unsigned long [noderef] *
> >> include/linux/mm_types.h:1239:33: sparse: sparse: incorrect type in initializer (different modifiers) @@ expected unsigned long *bitmap @@ got unsigned long [noderef] * @@
> include/linux/mm_types.h:1239:33: sparse: expected unsigned long *bitmap
> include/linux/mm_types.h:1239:33: sparse: got unsigned long [noderef] *
> fs/proc/base.c: note: in included file:
> include/linux/mm.h:742:23: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected unsigned long volatile *addr @@ got unsigned long [noderef] * @@
> include/linux/mm.h:742:23: sparse: expected unsigned long volatile *addr
> include/linux/mm.h:742:23: sparse: got unsigned long [noderef] *
> include/linux/mm.h:747:25: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected unsigned long volatile *addr @@ got unsigned long [noderef] * @@
> include/linux/mm.h:747:25: sparse: expected unsigned long volatile *addr
> include/linux/mm.h:747:25: sparse: got unsigned long [noderef] *
>
> vim +23 include/linux/sched/coredump.h
>
> 20
> 21 static inline void __mm_flags_set_mask_dumpable(struct mm_struct *mm, int value)
> 22 {
> > 23 unsigned long *bitmap = ACCESS_PRIVATE(&mm->_flags, __mm_flags);
> 24
> 25 set_mask_bits(bitmap, MMF_DUMPABLE_MASK, value);
> 26 }
> 27
>
> --
> 0-DAY CI Kernel Test Service
> https://github.com/intel/lkp-tests/wiki
prev parent reply other threads:[~2025-08-13 18:48 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-13 18:29 kernel test robot
2025-08-13 18:48 ` Lorenzo Stoakes [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=c6078dad-3c9b-4d90-9b9a-7011690e3d87@lucifer.local \
--to=lorenzo.stoakes@oracle.com \
--cc=Liam.Howlett@oracle.com \
--cc=akpm@linux-foundation.org \
--cc=linux-mm@kvack.org \
--cc=lkp@intel.com \
--cc=oe-kbuild-all@lists.linux.dev \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox